t7810: add test for grep -W and trailing empty context lines

Add a test demonstrating that git grep -W prints empty lines following the function context we're actually interested in. The modified test file makes it necessary to adjust three unrelated test cases. Signed-off-by: Rene Scharfe <l.s.r@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>

René Scharfe committed May 28, 2016 at 17:05 UTC 799e09e5fb9e23e2baae164ddc84a03879db6a6a
1 file changed +16 -3
t/t7810-grep.sh
+16 -3
@@ -9,7 +9,9 @@ test_description='git grep various.
9 . ./test-lib.sh
10
11 cat >hello.c <<EOF
12 +#include <assert.h>
13 #include <stdio.h>
14 +
15 int main(int argc, const char **argv)
16 {
17 printf("Hello world.\n");
@@ -715,6 +717,7 @@ test_expect_success 'grep -p' '
717
718 cat >expected <<EOF
719 hello.c-#include <stdio.h>
720 +hello.c-
721 hello.c=int main(int argc, const char **argv)
722 hello.c-{
723 hello.c- printf("Hello world.\n");
@@ -740,6 +743,16 @@ test_expect_success 'grep -W' '
743 test_cmp expected actual
744 '
745
746 +cat >expected <<EOF
747 +hello.c-#include <assert.h>
748 +hello.c:#include <stdio.h>
749 +EOF
750 +
751 +test_expect_failure 'grep -W shows no trailing empty lines' '
752 + git grep -W stdio >actual &&
753 + test_cmp expected actual
754 +'
755 +
756 cat >expected <<EOF
757 hello.c= printf("Hello world.\n");
758 hello.c: return 0;
@@ -1205,8 +1218,8 @@ test_expect_success 'grep --heading' '
1218
1219 cat >expected <<EOF
1220 <BOLD;GREEN>hello.c<RESET>
1208 -2:int main(int argc, const <BLACK;BYELLOW>char<RESET> **argv)
1209 -6: /* <BLACK;BYELLOW>char<RESET> ?? */
1221 +4:int main(int argc, const <BLACK;BYELLOW>char<RESET> **argv)
1222 +8: /* <BLACK;BYELLOW>char<RESET> ?? */
1223
1224 <BOLD;GREEN>hello_world<RESET>
1225 3:Hel<BLACK;BYELLOW>lo_w<RESET>orld
@@ -1313,7 +1326,7 @@ test_expect_success 'grep --color -e A --and --not -e B with context' '
1326 '
1327
1328 cat >expected <<EOF
1316 -hello.c-#include <stdio.h>
1329 +hello.c-
1330 hello.c=int main(int argc, const char **argv)
1331 hello.c-{
1332 hello.c: pr<RED>int<RESET>f("<RED>Hello<RESET> world.\n");